CN103073253B - Mortar for quickly repairing filling layer of slab ballastless track, and preparation method and use method of mortar - Google Patents
Mortar for quickly repairing filling layer of slab ballastless track, and preparation method and use method of mortar Download PDFInfo
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- CN103073253B CN103073253B CN201310028190.3A CN201310028190A CN103073253B CN 103073253 B CN103073253 B CN 103073253B CN 201310028190 A CN201310028190 A CN 201310028190A CN 103073253 B CN103073253 B CN 103073253B
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Abstract
The invention provides mortar for quickly repairing a filling layer of a slab ballastless track, and a preparation method and a use method of the mortar. The mortar for quickly repairing the filling layer of the slab ballastless track comprises the following raw materials in parts by mass: 0.95-0.99 parts of cement, 0.01-0.05 parts of an admixture, 0.35-1.4 parts of polymer emulsion, 1.5-2 parts of sand, 0-0.3 parts of water, 0.0004-0.01 parts of a defoaming agent, 0.0001-0.003 parts of a foaming agent, 0.0005-0.01 parts of an air-entraining agent, 0.001-0.005 parts of a thickening time control agent, 0-0.02 parts of a water reducing agent and 0-0.001 parts of a rheology modifier, wherein the cement is quick-hardening sulphoaluminate cement. The mortar can meet requirements of construction at different temperatures, and is high in hour strength and high in flowability; filling is full; the mortar is homogeneous and free from layering, segregation and bleeding; the mechanical properties and the durability are matched with the mortar of the original filling layer; in addition, a construction process is simple; the cost is low; and sources of the raw materials are not limited.
Description
Technical field
The invention belongs to building material field, be specifically related to a kind of plate-type ballastless track filling bed rapid rush-repair mortar and preparation method thereof and using method.
Background technology
Plate-type ballastless track is one of primary structure form of ballastless track of high-speed railway, be characterized in laying concrete bed on roadbed, on base, place prefabricated track plates, reserve the space of 3 ~ 5cm between the two, cement injection emulsified asphalt slurry, after solidifying, formation has rigidity and elastic filling bed course uniformly concurrently.In platy ballastless track structure, with respect to high-intensity concrete railway board and concrete bed, as the cement emulsified asphalt mortar of filling bed, become the weak link in structure.In recent years, plate-type ballastless track is in China's large-scale engineering applications, and along with the passing of service time, track structure and slurry placement layer can change unavoidably or be damaged, in order to ensure the life-span of track and the safety of driving, must be in good time it is carried out to maintenance.
Prior art has obtained good maintenance effect to corner breakage and the less gap situation of mortar, but material price is relatively high.In addition, continuous several or tens blocks of plates and the larger gap of mortar or the accident causing for subgrade settlement reason causes the filling bed mortar needs situation that pouring construction recovering is as early as possible open to traffic again, there is no corresponding restoring material.
Summary of the invention
In order to solve in 4 hours skylights the plate-type ballastless track filling bed in rapid rush-repair operation in the phase, realize and being open to traffic as early as possible, first object of the present invention is to provide a kind of plate-type ballastless track filling bed rapid rush-repair mortar, this mortar can meet the requirement of constructing under differing temps, hour intensity is high, mobility is high, filling is full, the not stratified segregation bleeding of mortar homogeneous, mechanical property and endurance quality and former filling bed mortar match, and construction technology is simple, cost is low, and starting material source is unrestricted.
Second object of the present invention is to provide a kind of preparation method of above-mentioned plate-type ballastless track filling bed rapid rush-repair mortar.
The 3rd object of the present invention is to provide a kind of using method of above-mentioned plate-type ballastless track filling bed rapid rush-repair mortar.
As follows for realizing the technical scheme of above-mentioned purpose:
A non-fragment orbit filling bed rapid rush-repair mortar, according to the mass fraction, described non-fragment orbit filling bed rapid rush-repair mortar comprises:
0.95～0.99 part of cement; (cement and blended material summation are 1 part, and other materials mass fraction is: with sum of the two ratio for 0.01～0.05 part of blended material.In literary composition, its elsewhere is no longer dated); 0.35～1.4 part of polymer emulsion; 1.5～2 parts, sand; 0～0.3 part, water; 0.0004～0.01 part of defoamer; 0.0001～0.003 part of foaming agent; 0.0005～0.01 part of air entrapment agent; 0.001～0.005 part of adjustable solidification agent; 0～0.02 part of water reducer; 0～0.001 part of rheology modifier; Wherein, described cement is quick hardening sulphoaluminate cement;
Preferably, according to the mass fraction, described non-fragment orbit filling bed rapid rush-repair mortar comprises:
0.97～0.99 part of cement; 0.01～0.03 part of blended material; 0.40～1.4 part of polymer emulsion; 1.5～2 parts, sand; 0～0.25 part, water; 0.0004～0.005 part of defoamer; 0.0001～0.001 part of foaming agent; 0.0005～0.01 part of air entrapment agent; 0.001～0.003 part of adjustable solidification agent; 0～0.01 part of water reducer; 0～0.0008 part of rheology modifier; Wherein, described cement is quick hardening sulphoaluminate cement.
In non-fragment orbit filling bed rapid rush-repair mortar of the present invention, described polymer emulsion is selected from emulsified bitumen, styrene-butadiene emulsion, Carboxy emulsion, benzene emulsion, modified acrylic resin emulsion, ethylene/vinyl acetate copolymer emulsion and neoprene emulsion one or more.
Polymer emulsion can reduce mixing water content, thereby improves water tolerance, frost resistance, weathering resistance and the anti-fatigue performance of mortar.Wherein, according to the mass fraction, described emulsified bitumen comprises: 58～63 parts of pitches; 37～42 parts, water; 1.00～3.00 parts of emulsifying agents; 0.20～3.00 part of stablizer; 0.00～1.00 part of pH value conditioning agent; 0.10～1.0 part of thickening material.
Described emulsifying agent is that more than one in cationic emulsifier, anionic emulsifier, nonionic emulsifier are combined with each other, and presents the emulsifying agent mixture that splits slowly attribute.Emulsifying agent is the key ingredient that pitch is prepared into emulsified bitumen and gives emulsified bitumen performance.Described cationic emulsifier is selected from one or more in alkylamine, acid amides, tetrahydroglyoxaline, oxyethane diamines, aminated lignin and quaternary ammonium salt; Described anionic emulsifier is selected from one or more in stearyl Barbiturates, alkylsurfuric acid salt, alkyl ether carboxylic acid's salt, alkylphosphonic acid carboxylic acid salt, alkyl benzene sulfonate and alkyl sulfonates; Described nonionic emulsifying agent is selected from one or more in polyoxyethylene-type, polyvalent alcohol type and polyether-type.
Described stablizer is inorganic salts, and one or more in hydrochloride, vitriol, nitrate, silicate, carbonate and thiocyanate-are for example preferably one or more in calcium chloride, ammonium chloride, sodium-chlor and sodium sulfate.Stablizer, by regulating the ion-conductance potential difference of pitch particle electrostatic double layer around, increases repulsive force each other, strengthens the stability of emulsified bitumen.
Described pH value conditioning agent can be acid and/or alkali, and described acid is mineral acid and/or organic acid, one or more in example hydrochloric acid, acetic acid, lipid acid and Whitfield's ointment; Described alkali is potassium hydroxide and/or sodium hydroxide.PH value conditioning agent is by regulating the potential of hydrogen of emulsion, regulates ionic, ionic strength and the emulsifying effectiveness of emulsifier solution, for this special-purpose emulsifying pitch of preparation, has vital role.
Described thickening material can be natural and/or synthetic compound, for example one or more in starch, gelatin, amine, polyvinyl alcohol, Mierocrystalline cellulose, polyacrylate, polyether-type and polyurethane-type thickening material.Thickening material adds in emulsion can form colloidal solution, makes the viscosity rise of system, has slowed down the aggregation velocity of pitch particle, and can form protective membrane around at pitch particle, because space steric effect makes pitch particle in good dispersion state.
In non-fragment orbit filling bed rapid rush-repair mortar of the present invention, described cement is selected from one or more in early strength silicate cement, quick hardening sulphoaluminate cement, ferro-aluminate cement, fluoroaluminate cement and double-quick cement, is preferably quick hardening sulphoaluminate cement.
In non-fragment orbit filling bed rapid rush-repair mortar of the present invention, described adjustable solidification agent comprises setting accelerator and retardant;
In non-fragment orbit filling bed rapid rush-repair mortar of the present invention, described adjustable solidification agent is selected from one or more in Sodium Nitrite, Tai-Ace S 150, sodium sulfate, Quilonum Retard, tartrate, boric acid, borax, citric acid and Sunmorl N 60S.Wherein, Sodium Nitrite, Tai-Ace S 150, sodium sulfate, Quilonum Retard are setting accelerator, guarantee mortar high-early; Wherein, tartrate, boric acid, borax, citric acid, Sunmorl N 60S are retardant, regulate operable time, meet differing temps construction requirement.
Preferably, described setting accelerator is selected from one or more in Sodium Nitrite, Tai-Ace S 150, sodium sulfate and Quilonum Retard;
Preferably, described setting accelerator is selected from one or more in tartrate, boric acid, borax, citric acid and Sunmorl N 60S;
The preparation method of described emulsified bitumen can comprise the following steps:
(1) by asphalt heating to 110～150 ℃;
(2) emulsifying agent and stablizer are joined in the water of 40～70 ℃, the pH value that adds pH adjusting agent regulator solution to pH2.5～3.0 or pH11.0～12.0, after stirring and dissolving, adds thickening material, obtains emulsion;
(3) emulsion is mixed in mulser with pitch, pitch is dispersed in emulsion, cooling after.
In non-fragment orbit filling bed rapid rush-repair mortar of the present invention, described blended material is cement and expanded blended material; Preferably, described blended material is selected from calcium sulphoaluminate grog-Wingdale class, silico-aluminate grog-alunite class, silico-aluminate grog-alumina type, calcium aluminate class, alunite class or lime, alunite complex class, one or more in flyash mixture and the cement and expanded blended material of calcium sulphoaluminate grog-Wingdale.Blended material is that to take sulplo-aluminate be that mineral are main body, and contains micro-polymer series dispersion agent and inorganic salts.By test, detect commercially available prod and find, the effect that different blended materials play approaches, very micro-on the impact of product performance, and its effect is the dry shrinkage of alleviating mortar.
In non-fragment orbit filling bed rapid rush-repair mortar of the present invention, described sand is selected from one or more in river sand, extra large sand, mountain sand and machine-processed silica sand; Preferably, the fineness modulus of described sand is in 1.4～1.8, and silt content or content of stone powder are less than 1% weight.
In non-fragment orbit filling bed rapid rush-repair mortar of the present invention, that described defoamer is selected from is silicone based, in higher alcohols, fatty acid and polyethers one or more, one or more in organophosphate, silicone resin, modified organic silicone resin, silicon-dioxide and silicone resin title complex for example.The effect of defoamer is to eliminate owing to being stirred in the air pocket producing in system.
In non-fragment orbit filling bed rapid rush-repair mortar of the present invention, described air entrapment agent is selected from one or more in rosin and thermopolymer class, alkyl benzene sulfonate, Chinese honey locust glycoside, lipid acid and its esters and sulfonated lignin salt, for example one or more in sodium abietate, sodium alkyl benzene sulfonate, calcium lignin sulphonate, lignosulfonic acid and triterpenoid saponin, are preferably rosin and thermopolymer class.The effect of air entrapment agent is in system, to introduce equally distributed micro-bubble, improves the freezing-thawing resistance of mortar, improves impermeability and watertightness, improves liquidity and concrete castability.
In non-fragment orbit filling bed rapid rush-repair mortar of the present invention, described foaming agent is aluminium powder, is preferably the aluminium powder of active matter content more than 90% weight; Preferably, the fineness of described aluminium powder is 180～300 orders; Preferably, the fineness of described aluminium powder is 220～250 orders.The effect of foaming agent is by getting angry, to make mortar have certain swelling property, increases the degree of compactness of filling.
In non-fragment orbit filling bed rapid rush-repair mortar of the present invention, described water reducer is naphthalene system and/or polycarboxylic acid.Water reducer can reduce mixing water amount, improves mobility and the homogeneity of mortar;
In non-fragment orbit filling bed rapid rush-repair mortar of the present invention, described rheology modifier is one or more in Mierocrystalline cellulose, acrylic acid or the like, polyethers and polyurethane thickener.Rheology modifier not only can improve the stability of mixing and stirring of mortar, gives mortar with thixotropy simultaneously, and under shearing action, to have good mobility full to pour into for mortar, and the standing rear viscosity of mortar increases, and prevents bleeding sand setting, improves the homogeneity of mortar.
The preparation method of non-fragment orbit filling bed rapid rush-repair mortar provided by the invention comprises the following steps:
(1) in stirrer, add successively polymer emulsion, water, defoamer, water reducer stirring and evenly mixing, stirring velocity is 20～40rpm;
(2) add sand stirring and evenly mixing, stirring velocity is 60～80rpm;
(3) add successively cement, blended material, adjustable solidification agent, rheology modifier and air entrapment agent stirring and evenly mixing, stirring velocity is 100～140rpm;
(4) pour into that within first 10 minutes, to add foaming agent stirring and evenly mixing, stirring velocity be 100～140rpm;
(5) the stirring velocity stirring with 100～140rpm after 3～5 minutes is adjusted into stirring velocity 20～40rpm continuation stirring 1 minute.
The using method of non-fragment orbit filling bed rapid rush-repair mortar provided by the invention comprises the following steps:
(1) track plates is raised and fixed;
(2) reserve grouting port and venting port;
(3), by non-fragment orbit filling bed rapid rush-repair mortar, from grouting port, inject until fill;
(4) after mortar solidifies, track plates is resetted.
The object of the invention is, for the present situation that there is no at present plate-type ballastless track filling bed rapid restoring material, to have developed a kind of novel material and preparation and application thereof, to meet the requirement of using plate-type ballastless track technology.This non-fragment orbit filling bed rapid rush-repair mortar is according to the performance characteristics of filling bed and rapid rush-repair, meets the requirement of runing, select the components such as cement, adjustable solidification agent and polymer emulsion of quick setting and rapid hardening, by rational proportioning and technique, make mortar there is good thermal adaptability and application property, good weather resistance and anti-shake performance, successfully reach maintenance effect.
Specifically, the present invention is according to the characteristic and performance requirement of mortar, select the components such as polymer emulsion, water reducer, rheology modifier, increased the consistency with other components of mortar, and produce synergistic effect, form the uniform network structure of hydrolysis product of cement, sand, pitch, interpolymer interaction, give intensity that mortar is suitable and malleable, good thermal adaptability and application property, good weather resistance and anti-vibration fatigue property, can meet the need of work of plate-type ballastless track filling bed rapid restoring material completely.In addition, select foaming agent to guarantee that mortar has certain rate of expansion, fill full weight after realizing mortar injection.
Embodiment
Referring to specific embodiment, the present invention is described.It will be appreciated by those skilled in the art that these embodiment are only for the present invention is described, the scope that it does not limit the present invention in any way.
Experimental technique in following embodiment, if no special instructions, is ordinary method.In following embodiment, reagent material used etc., if no special instructions, is commercially available purchase product.
The preparation technology of non-fragment orbit filling bed rapid rush-repair mortar of the present invention is as follows:
1. polymer emulsion, water, defoamer, water reducer are added in mortar mixer successively, low rate mixing, stirring velocity is 20～40rpm;
2. add sand, middling speed stirs, and stirring velocity is 60～80rpm;
3. add successively cement, blended material, adjustable solidification agent, rheology modifier, air entrapment agent, rapid stirring, stirring velocity is 100～140rpm;
4. pour into and add foaming agent in first about 10 minutes, rapid stirring, stirring velocity is 100～140rpm;
5. rapid stirring is 3～5 minutes, then starts low rate mixing, and stirring velocity is 20～40rpm, makes a service test.
The construction technology of non-fragment orbit filling bed rapid rush-repair mortar of the present invention:
1. track plates is lifted away to specified altitude, with stay-bolt, fixes;
2. branching standing template or use edge bonding belt edge sealing, reserves grouting port and venting port;
3. proportioning in accordance with regulations, specific transport mixer are prepared mortar, after performance test is qualified, inject, until fill from grouting port;
4. after mortar solidifies, remove stay-bolt, template or edge bonding belt, check the full degree of perfusion, if not full, should again pour into;
5. mortar side is revised, cleaning working-yard.
The composition of the non-fragment orbit filling bed rapid rush-repair mortar described in each embodiment sees the following form 1 and 2(units/kg, mortar cumulative volume 1m3).
Table 1
Table 2
The mortar performance index of embodiment 1,4,6 preparations and test value are in Table 3; The mortar performance index of embodiment 2,3,5 preparations and test value are in Table 4.Wherein, the mortar performance of embodiment 1,4,6 preparation meets the requirement of No. (2008) 74, the provisional technical qualification > > science and technology of < < Line for Passenger Transportation CRTS I plate-type non-fragment orbit cement emulsified asphalt mortar base substantially.The mortar performance of embodiment 2,3,5 preparation meets the requirement of No. (2008) 74, the provisional technical qualification > > science and technology of < < Line for Passenger Transportation CRTS II plate-type non-fragment orbit cement emulsified asphalt mortar base substantially.The comparative example 1 of listing respectively in table 1, table 2 and the performance of comparative example 2 are in Table 3 and table 4.Comparative example 1 is at the CRTS of high-speed railway large-scale application I molding sand, to starch at present, and comparative example 2 is at the CRTS of high-speed railway large-scale application II molding sand, to starch at present, and through the driving operation of 5 years, current state was good.The present invention adopts aluminosulfate cement to reach high-early, and by regulating the ratio of setting accelerator and retardant, the problem such as during the low and construction at high temperature of hour intensity in the time of can solving low-temperature construction operable time is shorter, reaches rapid rush-repair effect.Mortar provided by the present invention hour intensity is high, can meet differing temps construction, structure is closely knit, harmful air pocket significantly reduces, 24 hours rate of expansion can guarantee that mortar is full in narrow and small enclosed space perfusion, mortar is contacted with track plates closely, reduce the dry shrinkage in later stage, kept good volume stability of later stage.
Table 3
Table 4
In a word, above specific description of embodiments of the present invention does not limit the present invention, and those skilled in the art can make according to the present invention various changes or distortion, only otherwise depart from spirit of the present invention, all should belong to the scope of claims of the present invention.
Claims (33)
1. a non-fragment orbit filling bed rapid rush-repair mortar, according to the mass fraction, described non-fragment orbit filling bed rapid rush-repair mortar comprises:
0.95～0.99 part of cement; 0.01～0.05 part of blended material; 0.35～1.4 part of polymer emulsion; 1.5～2 parts, sand; 0～0.3 part, water; 0.0004～0.01 part of defoamer; 0.0001～0.003 part of foaming agent; 0.0005～0.01 part of air entrapment agent; 0.001～0.005 part of adjustable solidification agent; 0～0.02 part of water reducer; 0～0.001 part of rheology modifier; Wherein, described cement is quick hardening sulphoaluminate cement.
2. non-fragment orbit filling bed rapid rush-repair mortar according to claim 1, is characterized in that, according to the mass fraction, described non-fragment orbit filling bed rapid rush-repair mortar comprises:
0.97～0.99 part of cement; 0.01～0.03 part of blended material; 0.40～1.4 part of polymer emulsion; 1.5～2 parts, sand; 0～0.25 part, water; 0.0004～0.005 part of defoamer; 0.0001～0.001 part of foaming agent; 0.0005～0.01 part of air entrapment agent; 0.001～0.003 part of adjustable solidification agent; 0～0.01 part of water reducer; 0～0.0008 part of rheology modifier; Wherein, described cement is quick hardening sulphoaluminate cement.
3. non-fragment orbit filling bed rapid rush-repair mortar according to claim 1 and 2, it is characterized in that, described polymer emulsion is selected from cationic emulsified bitumen, anionic emulsified bitumen, styrene-butadiene emulsion, Carboxy emulsion, benzene emulsion, modified acrylic resin emulsion, ethylene/vinyl acetate copolymer emulsion and neoprene emulsion one or more.
4. non-fragment orbit filling bed rapid rush-repair mortar according to claim 3, is characterized in that, according to the mass fraction, described emulsified bitumen comprises: 58～63 parts of pitches; 37～42 parts, water; 1.00～3.00 parts of emulsifying agents; 0.20～3.00 part of stablizer; 0.00～1.00 part of pH value conditioning agent; 0.10～1.0 part of thickening material.
5. non-fragment orbit filling bed rapid rush-repair mortar according to claim 4, it is characterized in that, described emulsifying agent is that more than one in cationic emulsifier, anionic emulsifier, nonionic emulsifier are combined with each other, and presents the emulsifying agent mixture that splits slowly attribute.
6. non-fragment orbit filling bed rapid rush-repair mortar according to claim 5, is characterized in that, described cationic emulsifier is selected from one or more in alkylamine, acid amides, tetrahydroglyoxaline, oxyethane diamines, aminated lignin and quaternary ammonium salt; Described anionic emulsifier is selected from one or more in stearyl Barbiturates, alkylsurfuric acid salt, alkyl ether carboxylic acid's salt, alkylphosphonic acid carboxylic acid salt, alkyl benzene sulfonate and alkyl sulfonates; Described nonionic emulsifying agent is selected from one or more in polyoxyethylene-type, polyvalent alcohol type and polyether-type.
7. non-fragment orbit filling bed rapid rush-repair mortar according to claim 4, is characterized in that, described stablizer is inorganic salts.
8. non-fragment orbit filling bed rapid rush-repair mortar according to claim 7, is characterized in that, described stablizer is one or more in hydrochloride, vitriol, nitrate, silicate, carbonate and thiocyanate-.
9. non-fragment orbit filling bed rapid rush-repair mortar according to claim 8, is characterized in that, described stablizer is one or more in calcium chloride, ammonium chloride, sodium-chlor and sodium sulfate.
10. non-fragment orbit filling bed rapid rush-repair mortar according to claim 4, is characterized in that, described pH value conditioning agent is acid and/or alkali, and described acid is mineral acid and/or organic acid; Described alkali is potassium hydroxide and/or sodium hydroxide.
11. non-fragment orbit filling bed rapid rush-repair mortars according to claim 10, is characterized in that, described pH value conditioning agent is one or more in hydrochloric acid, acetic acid, lipid acid and Whitfield's ointment.
12. non-fragment orbit filling bed rapid rush-repair mortars according to claim 4, is characterized in that, described thickening material is natural and/or synthetic compound.
13. non-fragment orbit filling bed rapid rush-repair mortars according to claim 12, is characterized in that, described thickening material is one or more in starch, gelatin, amine, polyvinyl alcohol, Mierocrystalline cellulose, polyacrylate, polyether-type and polyurethane-type thickening material.
14. non-fragment orbit filling bed rapid rush-repair mortars according to claim 1 and 2, is characterized in that, described adjustable solidification agent comprises setting accelerator and retardant.
15. non-fragment orbit filling bed rapid rush-repair mortars according to claim 14, is characterized in that, described setting accelerator is selected from one or more in Sodium Nitrite, Tai-Ace S 150, sodium sulfate and Quilonum Retard.
16. non-fragment orbit filling bed rapid rush-repair mortars according to claim 14, is characterized in that, described retardant is selected from one or more in tartrate, boric acid, borax, citric acid and Sunmorl N 60S.
17. non-fragment orbit filling bed rapid rush-repair mortars according to claim 1 and 2, is characterized in that, described blended material is cement and expanded blended material.
18. non-fragment orbit filling bed rapid rush-repair mortars according to claim 1 and 2, it is characterized in that, described blended material is selected from calcium sulphoaluminate grog-Wingdale class, silico-aluminate grog-alunite class, silico-aluminate grog-alumina type, calcium aluminate class, alunite class or lime, alunite complex class, one or more in flyash mixture and the cement and expanded blended material of calcium sulphoaluminate grog-Wingdale.
19. non-fragment orbit filling bed rapid rush-repair mortars according to claim 1 and 2, is characterized in that, described sand is selected from one or more in river sand, extra large sand, mountain sand and machine-processed silica sand.
20. non-fragment orbit filling bed rapid rush-repair mortars according to claim 19, is characterized in that, the fineness modulus of described sand is in 1.4～1.8, and silt content or content of stone powder are less than 1% weight.
21. non-fragment orbit filling bed rapid rush-repair mortars according to claim 1 and 2, is characterized in that, that described defoamer is selected from is silicone based, in higher alcohols, fatty acid and polyethers one or more.
22. non-fragment orbit filling bed rapid rush-repair mortars according to claim 21, is characterized in that, described defoamer is selected from one or more in organophosphate, silicone resin, modified organic silicone resin, silicon-dioxide and silicone resin title complex.
23. non-fragment orbit filling bed rapid rush-repair mortars according to claim 1 and 2, it is characterized in that, described air entrapment agent is selected from one or more in rosin and thermopolymer class, alkyl benzene sulfonate, Chinese honey locust glycoside, lipid acid and its esters and sulfonated lignin salt.
24. non-fragment orbit filling bed rapid rush-repair mortars according to claim 23, is characterized in that, described air entrapment agent is selected from one or more in sodium abietate, sodium alkyl benzene sulfonate, calcium lignin sulphonate, lignosulfonic acid and triterpenoid saponin.
25. non-fragment orbit filling bed rapid rush-repair mortars according to claim 24, is characterized in that, described air entrapment agent is rosin and thermopolymer class.
26. non-fragment orbit filling bed rapid rush-repair mortars according to claim 1 and 2, is characterized in that, described foaming agent is aluminium powder.
27. non-fragment orbit filling bed rapid rush-repair mortars according to claim 26, is characterized in that, described foaming agent is the aluminium powder of active matter content more than 90% weight.
28. non-fragment orbit filling bed rapid rush-repair mortars according to claim 26, is characterized in that, the fineness of described aluminium powder is 180～300 orders.
29. non-fragment orbit filling bed rapid rush-repair mortars according to claim 28, is characterized in that, the fineness of described aluminium powder is 220～250 orders.
30. non-fragment orbit filling bed rapid rush-repair mortars according to claim 1 and 2, is characterized in that, described water reducer is naphthalene system and/or polycarboxylic acid.
31. non-fragment orbit filling bed rapid rush-repair mortars according to claim 1 and 2, is characterized in that, described rheology modifier is one or more in Mierocrystalline cellulose, acrylic acid or the like, polyethers and polyurethane thickener.
32. according to the preparation method of the non-fragment orbit filling bed rapid rush-repair mortar described in any one in claims 1 to 31, and this preparation method comprises the following steps:
(1) in stirrer, add successively polymer emulsion, water, defoamer, water reducer stirring and evenly mixing, stirring velocity is 20～40rpm;
(2) add sand stirring and evenly mixing, stirring velocity is 60～80rpm;
(3) add successively cement, blended material, adjustable solidification agent, rheology modifier and air entrapment agent stirring and evenly mixing, stirring velocity is 100～140rpm;
(4) pour into that within first 10 minutes, to add foaming agent stirring and evenly mixing, stirring velocity be 100～140rpm;
(5) the stirring velocity stirring with 100～140rpm after 3～5 minutes is adjusted into stirring velocity 20～40rpm continuation stirring 1 minute.
33. according to the using method of the non-fragment orbit filling bed rapid rush-repair mortar described in any one in claims 1 to 31, and this using method comprises the following steps:
(1) track plates is raised and fixed;
(2) reserve grouting port and venting port;
(3), by non-fragment orbit filling bed rapid rush-repair mortar, from grouting port, inject until fill;
(4) after mortar solidifies, track plates is resetted.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0542527A (en) * | 1991-08-08 | 1993-02-23 | Ohbayashi Corp | Manufacture of hydraulic compound |
| CN1810706A (en) * | 2005-01-28 | 2006-08-02 | 仪征市中宇合成材料厂 | Mortar for plate track of high speed railway and its production process |
| CN102505582A (en) * | 2011-11-07 | 2012-06-20 | 西南交通大学 | Method for repairing filling layer of high-speed railway slab ballastless track |
| CN102503310A (en) * | 2011-11-07 | 2012-06-20 | 西南交通大学 | Super-high early-strength grouting material for repairing ballastless track structure of high speed railway |
| CN102826803A (en) * | 2012-07-31 | 2012-12-19 | 湖北中桥科技有限公司 | Ballastless track self-compaction concrete and filling construction method thereof |
-
2013
- 2013-01-24 CN CN201310028190.3A patent/CN103073253B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0542527A (en) * | 1991-08-08 | 1993-02-23 | Ohbayashi Corp | Manufacture of hydraulic compound |
| CN1810706A (en) * | 2005-01-28 | 2006-08-02 | 仪征市中宇合成材料厂 | Mortar for plate track of high speed railway and its production process |
| CN102505582A (en) * | 2011-11-07 | 2012-06-20 | 西南交通大学 | Method for repairing filling layer of high-speed railway slab ballastless track |
| CN102503310A (en) * | 2011-11-07 | 2012-06-20 | 西南交通大学 | Super-high early-strength grouting material for repairing ballastless track structure of high speed railway |
| CN102503310B (en) * | 2011-11-07 | 2013-05-08 | 西南交通大学 | Super-high early-strength grouting material for repairing ballastless track structure of high speed railway |
| CN102826803A (en) * | 2012-07-31 | 2012-12-19 | 湖北中桥科技有限公司 | Ballastless track self-compaction concrete and filling construction method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 无砟轨道水泥沥青砂浆破损修复技术;胡新明等;《中国勘察设计》;20100430;第43-45页 * |
| 胡新明等.无砟轨道水泥沥青砂浆破损修复技术.《中国勘察设计》.2010, * |
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